CA868650A - Telephone signal transmission system - Google Patents

Telephone signal transmission system

Info

Publication number
CA868650A
CA868650A CA868650A CA868650DA CA868650A CA 868650 A CA868650 A CA 868650A CA 868650 A CA868650 A CA 868650A CA 868650D A CA868650D A CA 868650DA CA 868650 A CA868650 A CA 868650A
Authority
CA
Canada
Prior art keywords
signal transmission
transmission system
telephone signal
telephone
transmission
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA868650A
Inventor
Balugani Fabio
Mammucari Franco
Poretti Isidoro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Italtel SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
Publication date
Application granted granted Critical
Publication of CA868650A publication Critical patent/CA868650A/en
Expired legal-status Critical Current

Links

CA868650A Telephone signal transmission system Expired CA868650A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA868650T

Publications (1)

Publication Number Publication Date
CA868650A true CA868650A (en) 1971-04-13

Family

ID=36354739

Family Applications (1)

Application Number Title Priority Date Filing Date
CA868650A Expired CA868650A (en) Telephone signal transmission system

Country Status (1)

Country Link
CA (1) CA868650A (en)

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